Arkon RMCPM2T Robust Clamp Mount with Security Knob – Dual T-Tab Compatible (sku 47850)Arkon's RMCPM2T Robust Clamp Mount is a highly versatile locking clamp mount with a unique jaw design that has an extra wide clamping range for both flat (including tables, desks, counters, shelves) and tubular (including handlebars, roll bars, wheelchairs, strollers, grocery carts, golf carts) surfaces, including small posts. It is compatible with Arkon's Dual T Tab compatible holders (sold separately). This package includes a Robust Clamp Pedestal,